SEND_REQUEST {
    if inbound.ip in {192.168.0.0/16, 10.0.0.0/8} {
        outbound.req.Client-IP = "{inbound.ip}";
        outbound.req.ATS-Inbound-IP = "{inbound.server}";
        outbound.req.Server-IP = "{outbound.ip}";
        outbound.req.ATS-Outbound-IP = "{outbound.server}";
    }
}
